Chii chaunoziva nezve activated carbon?
Chii chinorehwa nekushandiswa kwekabhoni?
Kabhoni inoshandiswa mukugadzira chinhu chechisikigo chine kabhoni yakawanda. Semuenzaniso, marasha, huni kana kokonati zvinhu zvakakwana pakugadzira izvi. Chigadzirwa chinobuda chine maburi akawanda uye chinogona kunyudza mamorekuru etsvina nekuvabata, nokudaro chichichenesa mhepo, magasi nemvura.
Ndeapi mafomu anogona kupihwa neactivated carbon?
Kabhoni inoshandiswa inogona kugadzirwa muzvinhu zvekutengesa mumhando dzegranular, pelletized uye powder. Saizi dzakasiyana dzinotsanangurwa pakushandiswa kwakasiyana. Semuenzaniso, mukurapa mhepo kana gasi, kurambidzwa kwekuyerera kwemvura kunotorwa kubva kunze, saka zvidimbu zvakakora zvinoshandiswa kuderedza kurasikirwa nekumanikidzwa. Mukurapa kwemvura, uko kubviswa kwechinhu kunonoka, zvidimbu zvakapfava zvinoshandiswa kuvandudza mwero, kana kinetics, yekuchenesa.
Kabhoni inoshanda sei?
Kabhoni inoshanda nemaitiro ekunyungudutsa. Uku ndiko kukwezva kwemorekuru kune kabhoni huru mukati mesimba rayo nemasimba asina simba, anozivikanwa semauto eLondon. Morekuru inobatwa panzvimbo yayo uye haigone kubviswa, kunze kwekunge mamiriro ekushanda achinja, semuenzaniso kupisa kana kumanikidzwa. Izvi zvinogona kubatsira sezvo kabhoni inoshanda inogona kushandiswa kunamatira zvinhu pamusoro payo izvo zvinogona kuzobviswa uye kudzoserwa. Kushandiswa kwekabhoni inoshanda pakudzoreredza goridhe muenzaniso wakajairika weizvi.
Mune zvimwe zviitiko, kabhoni inogadziriswa inorapwa nemakemikari kubvisa tsvina uye muchiitiko ichi chinhu chinobuda mutsaona hachiwanzo dzorerwa.
Pamusoro pekabhoni inobatidzwa haisiwo isina simba zvachose, uye nzira dzakasiyana-siyana dzekugadzirisa dzinogona kuitwa uchishandisa uye kushandisa nzvimbo yakakura yemukati iripo.
Chii chinonzi activated carbon pamashandisirwo?
MaCarbon Anoshanda ane mashandisirwo akasiyana-siyana kubva pakusefa kusvika pakucheneswa uye zvichienda mberi.
Mumakore achangopfuura, kuwanda uye kuwanda kwezvinetso zvekuravira nekunhuhwirira mumvura yekunwa kwakawedzera pasi rose. Kunze kwedambudziko rerunako rwemutengi, izvi zvinogara zvichikonzera kusava nechokwadi nezvehunhu uye kuchengetedzeka kwemvura. Mishonga inokonzera matambudziko ekuravira nekunhuhwirira inogona kunge ichibva kuvanhu (mumaindasitiri kana mumadhorobha) kana kubva kuzvinhu zvipenyu. Muchiitiko chekupedzisira, inogadzirwa nezvisikwa zvidiki diki zvakaita se cyanobacteria.
Makemikoro maviri anonyanya kushandiswa ndiwo geosmin ne2-methylisoborneol (MIB). Geosmin, ine hwema hwevhu, inowanzo gadzirwa ne planktonic cyanobacteria (yakasungirirwa mumvura). MIB, ine hwema hwema, inowanzo gadzirwa mu biofilm iri kukura pamatombo, zvirimwa zvemumvura uye sediment. Makemikoro aya anowanikwa nemasero evanhu anonhuwirira pahuwandu hwakaderera, kunyangwe ari munzvimbo shoma patrillion (ppt, kana ng/l).
Nzira dzemazuva ano dzekurapa mvura hadzigone kubvisa MIB ne geosmin pasi pehuwandu hwekuravira kwavo uye hwema, izvo zvinoita kuti kabhoni inoshandiswa pakushandisa uku. Nzira yakajairika inoshandiswa ndeyekushandisa kabhoni inogadzirwa nehupfu (PAC), iyo inoiswa mumvura panguva dzakasiyana-siyana kuti idzore matambudziko ekuravira nekunhuhwirira.
Nguva yekutumira: Kurume-04-2025